The Sequel Oxygen Concentrator is known for its compact design, efficiency, and user-friendly features. It operates by utilizing a process called pressure swing adsorption (PSA) to separate oxygen from nitrogen in the air, providing high-purity oxygen for therapeutic use.The Sequel Oxygen Concentrator is a medical device designed to provide a continuous supply of oxygen to patients who have respiratory conditions or require supplemental oxygen therapy. It extracts oxygen from ambient air and concentrates it, delivering it to the patient through a nasal cannula or mask.